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Elena Kagan smiles after she was sworn in as the Supreme Court's newest member by Chief Justice John Roberts at the Supreme Court Building in Washington, Saturday, Aug. 7, 2010. Kagan, 50, who replaces retired Justice John Paul Stevens, becomes the fourth woman to sit on the high court and is the first Supreme Court justice in nearly four decades with no previous experience as a judge.
(Photo/J. Scott Applewhite)